低压电气装置 第5-54部分：电气设备的选择和安装 接地配置和保护导体
Low-voltage electrical installations—Part 5-54: Selection and erection of electrical equipment—Earthing arrangements and protective conductors
标准状态
发布于：2024-12-31
实施于：2025-07-01
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Low-voltage electrical installations—Part 5-54: Selection and erection of electrical equipment—Earthing arrangements and protective conductors